Intshayelelo
Kumhlaba wokwenziwa ngokuchanekileyo okunje ngezithuthi zamandla amatsha kunye nombane osetyenziswayo, i-capacitor discharge welders ziye zaba sisixhobo esingundoqo sentsimbi ecekethekileyo yewelding ngenxa yeempawu zokukhupha amandla ngoko nangoko. Nangona kunjalo, ingxaki yokunxitywa kwe-electrode ekhawulezileyo kudala ibetha isiphelo semveliso{2}idatha evela kwishishini lebhetri ye-lithium ibonisa ukuba incam ye-electrode kufuneka itshintshwe emva komndilili we-welds ezingama-8,000, okonyusa ngokuthe ngqo izinga lokungasebenzi kwesixhobo nge-15%. Eli nqaku liza kuhlalutya ngokunzulu izizathu zokugqoka i-electrode kwi-capacitor discharge welders kwaye iphakamise izisombululo ezicwangcisiweyo ezivela kwimilinganiselo yesayensi yezinto eziphathekayo, ukulungiswa kwenkqubo kunye nokulawulwa kwezixhobo.
I. Indima engundoqo kunye neempawu zeNgqoko zeCapacitor Discharge Welder Electrodes
- Njengoko i-terminal yokuhambisa amandla ye-capacitor discharge welder, i-electrode yenza imisebenzi emithathu engundoqo: ukuhanjiswa kwangoku, ukusetyenziswa koxinzelelo, kunye nokutshatyalaliswa kobushushu. Inkqubo yokunxiba ngokuqhelekileyo ibonakala ngolu hlobo lulandelayo:
- Utshintsho lwemorphological: Ububanzi bomnxeba woqhagamshelwano buyandisa ukusuka kwi-3mm yokuqala ukuya ngaphezu kwe-5mm, okubangelwa ukuhla kwe-30% -50% kwinani langoku.
- Ilahleko yezinto eziphathekayo: I-alloy ye-alloy yobhedu engaphezulu ikhupha ngenxa ye-oxidation, yenza imigodi ye-0.1-0.3mm.
- Ukuwohloka komsebenzi: Ukuxhatshazwa koqhagamshelwano kwandisa amaxesha angama-2-3 ixabiso lokuqala, kubangela iziphene ezifana ne-welding spatter kunye ne-welding ebandayo.
- Le nto ichaphazela ngokuthe ngqo umgangatho we-welding kunye nokusebenza kakuhle kwemveliso ye-capacitor discharge welder, kunye neendleko ze-akhawunti yokugcinwa kwe-electrode enye malunga ne-40% yeendleko zokugcinwa kwezixhobo zizonke.
II. Uhlalutyo lwezona zizathu zintlanu eziphambili zokunxiba kwe-Electrode ekhawulezileyo
1. Ukukhethwa kwezinto ezingafanelekanga: uMsebenzi oSisiseko umisela iRate yokunxiba
- Ubulukhuni obungonelanga: Xa welding sheets steel galvanized, electrode copper copper eqhelekileyo (HV80) inobulukhuni bomphezulu obungenako ukuxhathisa ukusasazwa kwe-zinc layer, okubangela ukunamathela okucacileyo kwiiyure ze-3.
- Ukungahambi kakuhle kwe-thermal: I-thermal conductivity ye-chromium{0}}i-zirconium copper (C18150) yi-319W/m·K, ngelixa i-beryllium copper (C17200) yi-105W/m·K kuphela. Ukutshatyalaliswa kokushisa okungonelanga kokugqibela kubangela lula ukudinwa kwe-thermal.
- Ukungaphumeleli kwezinto zokudibanisa: Xa ubushushu bokusebenza budlula i-500 degree, umaleko we-oxide we-Cr element kwi-chromium{1}}i-zirconium yophuka ubhedu, kunye-nokusebenza kokuncamatheliswa kwehle kakhulu.
2. IiParameters zeNkqubo eNgxakiyo: Iziphene kuLawulo lwaMandla ziTyala iiRections Chain Chain
- Ubuninzi bangoku obugqithisileyo: Xa i-welding 2mm i-aluminium alloy, isethingi yangoku idlula i-12kA, ibangela ukuba ukushisa kwangoko kwendawo yoqhagamshelwano ye-electrode kudlule i-800 degree.
- Ulungiselelo loxinzelelo olungalunganga: Xa uxinzelelo lungaphantsi kwe-400N, ukuchasana koqhagamshelwano kuyanda, ukukhawuleza ukukhupha izinto ze-electrode.
- Isithuba sokupholisa esinganelanga: Ukupholisa okunyanzeliswayo akusebenzi emva kwee-welds ezingaphezu kwe-200 ezilandelelanayo, kwaye ukushisa kwe-electrode kuqokelela kwindawo ebalulekileyo.
3. Iziphene kwiZakhiwo zeZixhobo: IiNdawo zokuYilwa koomatshini ziNxiba iiNgozi
- Ukutenxa koCoaxiality: I-centre offset ye-electrode ephezulu nangaphantsi idlula i-0.1mm, ibangela ukuxinzelela uxinzelelo lwe-unilateral.
- Ukuguquguquka koxinzelelo: The response delay of the pneumatic pressurization system is >I-20ms, kunye noluhlu lokuguquguquka koxinzelelo oluguquguqukayo lufikelela kwi-± 15%.
- Umjelo ovaliweyo wokuphelisa ubushushu: Xa ububanzi bombhobho{0}}opholileyo<6mm, the cooling water flow is less than 3L/min.
4. Impembelelo yeempawu zeworkpiece: Izixhobo ezishiselweyo zikhukulisa i-Electrodes ngokuReverse
- Ukufuduka kwezinto zokugquma: Xa udibanisa i-nickel{0}}iishiti zentsimbi ezicoliweyo, izinto ze-nickel zisasazeka kwindawo ye-electrode kumaqondo obushushu aphezulu ukwenza umaleko we-alloy.
- Ukungcoliswa kweoksidi: Ubunzima befilimu ye-aluminium alloy surface oxide (Al₂O₃) ifikelela kwi-HV2000, eyenza ukulahleka kwe-friction ye-electrode.
- Umahluko ekwandiseni i-thermal: Umahluko kwii-coefficients zokwandiswa kwe-thermal phakathi kwe-electrode zethusi kunye ne-stainless steel workpieces (17.7 vs 16.5 ppm / degree) kubangela uxinzelelo lwexesha.
5. Ukunqongophala kokuSebenza kunye noLawulo loLondolozo: Imiba yoLuntu ikhulisa iMpatho yokuTyatywa
- Umjikelo wokugaya ongafanelekanga: Xa uburhabaxa bomphezulu we-electrode Ra> 3.2μm, ayingomhlaba ngexesha, kwaye ukuchasana koqhagamshelwano kwanda ngama-25%.
- Usulelo olupholileyo: Xa ixabiso le-pH lingaphandle koluhlu lwe-6.5-8.0, lubangela ukubola kwe-electrochemical kwi-surface electrode.
- Ukuqiniswa kwepharamitha engqongqo: Iiparamitha azilungiswanga ngokomahluko kwiibhetshi ze-workpiece, okukhokelela ekusebenzeni okugqithisiweyo okuqhubekayo.
III. Izisombululo eziCwangcisiweyo: Yandisa uBomi be-Electrode ukusuka kwiNgcambu
1. Uphuculo lweMathiriyeli: Isicwangciso soKhetho lwe-Electrode eMatching Working Conditions
- Ukusetyenziswa kweealloyi eziphezulu-zamandla: I-CuCo2Be (i-beryllium{1}}i-cobalt yobhedu) isetyenziselwa i-welding yensimbi engenasici, kwaye ubomi bayo benkonzo bubude obungama-60% kunobhedu lwe-chromium{3}}zirconium.
- Unyango lokomeleza umphezulu: I-5μm -engqindilili ye-AlCrN yokwambathisa ilungiswa ngokufakwa komphunga womzimba (PVD), kwaye ubulukhuni bunyuswe ukuya kwi-HV2800.
- Uyilo oludityanisiweyo lwegradient: Phuhlisa i-copper-tungsten/copper-chromium{2}}zirconium composite electrode (upper umaleko CuW80, umaleko osezantsi CuCrZr) ukulinganisa ukuhanjiswa kombane kunye nokumelana nokunxiba.
2. UPhuculo lweNkqubo: Ukuseka iNkqubo yokuLawula iParameter Dynamic
- Ulawulo lwangoku lwangoku: Cwangcisa i-10% yangoku ecothayo{1}}icandelo lokunyuka kwinqanaba lokuqala lokukhutshwa kwe-capacitor discharge welder ukunciphisa ukothuka kwe-thermal.
- Uxinzelelo lwe-Adaptive: Ukuxhobisa nge-piezoelectric ye-ceramic sensor kwimpendulo yoqhagamshelwano loqhagamshelwano ngexesha langempela kunye nokulungelelanisa uxinzelelo (ukuchaneka ± 10N).
- Itekhnoloji yokupholisa i-Pulse: Tofa inkungu yenitrogen engamanzi kwi-0.5s ngexesha lesithuba se-welding ukufikelela kwi-millisecond{1}}inqanaba lokupholisa.
3. Uguqulo lweZixhobo: Izisombululo zokuphelisa iziphene kwiZakhiwo
- Ubume besikhokelo esichanekileyo: Yongeza umgca wendlela yokuzala ukulawula impazamo ye-coaxiality ngaphakathi kwe-0.02mm.
- Kabini-inkqubo yokupholisa yomjikelo: Isiphaluka esingundoqo samanzi sinoxanduva lokupholisa intonga ye-electrode (izinga lokuhamba kwe-8L / min), kwaye isiphaluka samanzi esincedisayo sigxile ekupholiseni ubuso bokuphela.
- Ukujikeleza kwe-electrode ngokuzenzekelayo: Jikelezisa i-electrode nge-15℃rhoqo kwi-welds ye-500 ukusabalalisa ngokulinganayo indawo yokunxiba.
4. IiNgcaciso zokuSebenza kunye noLondolozo:{1}}Inkqubo yoLawulo lomjikelo woBomi ngokupheleleyo
- Inkqubo yokukhusela yokugcina:
- Ukuhlolwa kwemihla ngemihla: Qalisa isilumkiso kwangethuba xa utshintsho lwedayamitha ye-electrode lungaphezu kwe-0.1mm.
- Ukugcinwa kweveki nganye: Sebenzisa amavili edayimani angama-800-mesh ukucola umphezulu.
- Ulungelelwaniso lwenyanga: Sebenzisa i-micro{0}}ohmmeter ukubona umyinge wokutshintsha koqhagamshelwano.
- Digital esweni iqonga: Qokelela iiparamitha ezili-12 ezifana nobushushu be-electrode kunye noxinzelelo lwegophe lei-low-energy capacitor discharge weldingizixhobo nge-Industrial Internet of Things, kwaye zenze ngokuzenzekelayo iingcebiso zokulondoloza.
IV. Imeko eqhelekileyo: Iziphumo eziSebenzayo ze-Auto Parts Enterprise
- Xa ishishini lidibanisa amashiti entsimbi ayi-1.5mm, ubomi be-electrode yayiziweld ezingama-6,000 kuphela. Ubomi benkonzo bandiswa ukuya kwi-welds eyi-18,000 ngophuculo olulandelayo:
- Buyisela isixhobo se-electrode ngeCuAlNi (copper-i-aluminiyam{1}}i-nickel alloy), inyusa uzinzo lwe-thermal ngama-40%.
- Faka inkqubo yokuhlola ebonakalayo kwii-low-energy capacitor discharge weldingizixhobo zokulungisa i-electrode centering position ngexesha langempela.
- Qulunqa ingcaciso yokusebenza okwethutyana "i-300 welds + 2s ukupholisa aerosol".
- Emva kotshintsho, enye-imveliso yeshift inyuke nge-25%, kwaye iindleko zonyaka zokuthengwa kwe-electrode zathotywa nge-520,000 yeyuan.
V. Outlook kwiFuture Technologies
- Ii-electrode ezikrelekrele: Ii-electrode zokuziva{0}}ezidityaniswe neqondo lobushushu kunye nezivamvo zoxinzelelo ziza kuveliswa ngokukhawuleza{1}}, ezinokulumkisa ngomngcipheko wokungaphumeleli 300ms kwangaphambili.
- Itekhnoloji yeNanostructuring: ICarbon nanotube -eyomeleziweyo yobhedu{1}}izinto ezihlanganisiweyo ezisekelwe kwizinto ezidibeneyo zingene kwinqanaba lokuvavanya, kwaye ubomi babo benkonzo yethiyori buphindwe ka-5 kwizinto zemveli.
- Inkqubo yokupholisa iHydrogen: Phuhlisa isisombululo esitsha sokupholisa usebenzisa i-thermal conductivity ephezulu ye-hydrogen, ekulindeleke ukunciphisa i-electrode yokusebenza ubushushu ngama-30%.
Ukuqukumbela
Ingundoqo yokugqoka i-electrode ngokukhawuleza kwi-capacitor discharge welders sisiphumo sesenzo esidibeneyo samandla, izinto eziphathekayo kunye noxinzelelo lomatshini. Ngentsebenziswano emine-yemilinganiselo yokwenziwa kwezinto ezintsha ezihambelana neemfuno zemeko yokusebenza, ulungelelwaniso oluguquguqukayo lweparameters zenkqubo, uguqulo oluchanekileyo lwesakhiwo sesixhobo, kunye nophuculo lwedijithali lokusebenza nolawulo lokugcinwa, amashishini anokwandisa kakhulu ubomi benkonzo ye-electrode. Ngokuphumelela kwezinto ezintsha kunye neteknoloji yokubeka iliso ehlakaniphile, iindleko zokugcina i-electrodei-low-energy capacitor discharge weldingizixhobo kulindeleke ukuba zehle ngenye i-60%, idala ixabiso elikhulu kwindawo ephezulu ye-{1} ye-welding echanekileyo.
